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CVE-2026-114725

CVE-2026-114725

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a mail header injection vulnerability. rcmail_sendmail stripped newline characters only from the Subject and Organization headers, leaving other header values taken from request parameters unsanitized, so a remote authenticated attacker could inject arbitrary headers into an outgoing message via the References, In-Reply-To, Message-ID and From parameters. Upstream fixed this in the commit “Fix mail header injection via References/In-Reply-To/Message-ID/From parameters”, which normalizes whitespace in every string header value.

CVSS 5.0 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • webmail

    Versions
    • ≥ 1.6.0, < 1.6.20: Affected (semver)
    • ≥ 1.7.0, < 1.7.5: Affected (semver)

    Update to 1.6.20; Update to 1.7.5

  • roundcube Debian:12

    Versions
    • 1.6.1+dfsg-1
    • 1.6.10+dfsg-1
    • 1.6.10+dfsg-2
    • 1.6.11+dfsg-1
    • 1.6.12+dfsg-1
    • 1.6.13+dfsg-1
    • 1.6.14+dfsg-1
    • 1.6.15+dfsg-1
    • 1.6.16+dfsg-1
    • 1.6.17+dfsg-1
    • 1.6.18+dfsg-1
    • 1.6.19+dfsg-1
    • 1.6.2+dfsg-1
    • 1.6.20+dfsg-1
    • 1.6.3+dfsg-1
    • 1.6.3+dfsg-1~deb12u1
    • 1.6.3+dfsg-2
    • 1.6.4+dfsg-1
    • 1.6.4+dfsg-1~deb12u1
    • 1.6.5+dfsg-1
    • 1.6.5+dfsg-1+deb12u10
    • 1.6.5+dfsg-1+deb12u11
    • 1.6.5+dfsg-1+deb12u12
    • 1.6.5+dfsg-1+deb12u2
    • 1.6.5+dfsg-1+deb12u3
    • 1.6.5+dfsg-1+deb12u4
    • 1.6.5+dfsg-1+deb12u5
    • 1.6.5+dfsg-1+deb12u6
    • 1.6.5+dfsg-1+deb12u7
    • 1.6.5+dfsg-1+deb12u8
    • 1.6.5+dfsg-1+deb12u9
    • 1.6.5+dfsg-1~deb12u1
    • 1.6.6+dfsg-1
    • 1.6.6+dfsg-2
    • 1.6.7+dfsg-1
    • 1.6.8+dfsg-1
    • 1.6.8+dfsg-2
    • 1.6.9+dfsg-1
    • 1.6.9+dfsg-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Debian:13

    Versions
    • 1.6.11+dfsg-1
    • 1.6.12+dfsg-0+deb13u1
    • 1.6.12+dfsg-1
    • 1.6.13+dfsg-0+deb13u1
    • 1.6.13+dfsg-1
    • 1.6.14+dfsg-1
    • 1.6.15+dfsg-0+deb13u1
    • 1.6.15+dfsg-1
    • 1.6.16+dfsg-0+deb13u1
    • 1.6.16+dfsg-1
    • 1.6.17+dfsg-0+deb13u1
    • 1.6.17+dfsg-1
    • 1.6.18+dfsg-0+deb13u1
    • 1.6.18+dfsg-1
    • 1.6.19+dfsg-0+deb13u1
    • 1.6.19+dfsg-1
    Affected ranges
    • ECOSYSTEM: < 1.6.20+dfsg-0+deb13u1

    Update to 1.6.20+dfsg-0+deb13u1

  • roundcube Debian:14

    Versions
    • 1.6.11+dfsg-1
    • 1.6.12+dfsg-1
    • 1.6.13+dfsg-1
    • 1.6.14+dfsg-1
    • 1.6.15+dfsg-1
    • 1.6.16+dfsg-1
    • 1.6.17+dfsg-1
    • 1.6.18+dfsg-1
    • 1.6.19+dfsg-1
    Affected ranges
    • ECOSYSTEM: < 1.6.20+dfsg-1

    Update to 1.6.20+dfsg-1

  • roundcube Ubuntu:Pro:16.04:LTS

    Versions
    • 1.1.1+dfsg.1-2
    • 1.1.2+dfsg.1-5
    • 1.1.3+dfsg.1-1
    • 1.1.4+dfsg.1-1
    • 1.2~beta+dfsg.1-0ubuntu1
    • 1.2~beta+dfsg.1-0ubuntu1+esm1
    • 1.2~beta+dfsg.1-0ubuntu1+esm2
    • 1.2~beta+dfsg.1-0ubuntu1+esm3
    • 1.2~beta+dfsg.1-0ubuntu1+esm4
    • 1.2~beta+dfsg.1-0ubuntu1+esm5
    • 1.2~beta+dfsg.1-0ubuntu1+esm6
    • 1.2~beta+dfsg.1-0ubuntu1+esm7
    • 1.2~beta+dfsg.1-0ubuntu1+esm8
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:Pro:18.04:LTS

    Versions
    • 1.3.0+dfsg.1-1
    • 1.3.1+dfsg.1-1
    • 1.3.3+dfsg.1-1
    • 1.3.3+dfsg.1-2
    • 1.3.6+dfsg.1-1
    • 1.3.6+dfsg.1-1ubuntu0.1~esm1
    • 1.3.6+dfsg.1-1ubuntu0.1~esm2
    • 1.3.6+dfsg.1-1ubuntu0.1~esm3
    • 1.3.6+dfsg.1-1ubuntu0.1~esm4
    • 1.3.6+dfsg.1-1ubuntu0.1~esm5
    • 1.3.6+dfsg.1-1ubuntu0.1~esm6
    • 1.3.6+dfsg.1-1ubuntu0.1~esm7
    • 1.3.6+dfsg.1-1ubuntu0.1~esm8
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:Pro:20.04:LTS

    Versions
    • 1.3.8+dfsg.1-2
    • 1.3.10+dfsg.1-1
    • 1.4.1+dfsg.1-2
    • 1.4.2+dfsg.1-1
    • 1.4.2+dfsg.1-2
    • 1.4.3+dfsg.1-1
    • 1.4.3+dfsg.1-1ubuntu0.1~esm1
    • 1.4.3+dfsg.1-1ubuntu0.1~esm2
    • 1.4.3+dfsg.1-1ubuntu0.1~esm3
    • 1.4.3+dfsg.1-1ubuntu0.1~esm4
    • 1.4.3+dfsg.1-1ubuntu0.1~esm5
    • 1.4.3+dfsg.1-1ubuntu0.1~esm6
    • 1.4.3+dfsg.1-1ubuntu0.1~esm7
    • 1.4.3+dfsg.1-1ubuntu0.1~esm8
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:Pro:22.04:LTS

    Versions
    • 1.4.11+dfsg.1-4
    • 1.5.0+dfsg.1-2
    • 1.5.0+dfsg.1-2ubuntu0.1~esm1
    • 1.5.0+dfsg.1-2ubuntu0.1~esm2
    • 1.5.0+dfsg.1-2ubuntu0.1~esm3
    • 1.5.0+dfsg.1-2ubuntu0.1~esm4
    • 1.5.0+dfsg.1-2ubuntu0.1~esm5
    • 1.5.0+dfsg.1-2ubuntu0.1~esm6
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:Pro:24.04:LTS

    Versions
    • 1.6.2+dfsg-1
    • 1.6.4+dfsg-1
    • 1.6.5+dfsg-1
    • 1.6.6+dfsg-1
    • 1.6.6+dfsg-2
    • 1.6.6+dfsg-2ubuntu0.1
    • 1.6.6+dfsg-2ubuntu0.1+esm1
    • 1.6.6+dfsg-2ubuntu0.1+esm2
    • 1.6.6+dfsg-2ubuntu0.1+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:26.10

    Versions
    • 1.6.11+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • roundcube Ubuntu:Pro:26.04:LTS

    Versions
    • 1.6.11+dfsg-1
    • 1.6.11+dfsg-1ubuntu0.26.04.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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